./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 49924508c4a6623415ae2dc8844549f67d4c126e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 49924508c4a6623415ae2dc8844549f67d4c126e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 16:25:51,055 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:25:51,061 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:25:51,099 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:25:51,100 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:25:51,102 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:25:51,108 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:25:51,125 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:25:51,128 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:25:51,134 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:25:51,139 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:25:51,144 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:25:51,145 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:25:51,151 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:25:51,156 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:25:51,159 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:25:51,162 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:25:51,168 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:25:51,173 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:25:51,181 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:25:51,189 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:25:51,197 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:25:51,201 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:25:51,203 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:25:51,214 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:25:51,214 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:25:51,214 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:25:51,218 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:25:51,221 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:25:51,224 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:25:51,226 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:25:51,227 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:25:51,230 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:25:51,233 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:25:51,238 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:25:51,239 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:25:51,240 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:25:51,241 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:25:51,241 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:25:51,242 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:25:51,246 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:25:51,248 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 16:25:51,298 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:25:51,302 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:25:51,307 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:25:51,309 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:25:51,310 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:25:51,310 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:25:51,310 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:25:51,311 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 16:25:51,312 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:25:51,312 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:25:51,315 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:25:51,316 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:25:51,319 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:25:51,320 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:25:51,320 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:25:51,320 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:25:51,321 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:25:51,321 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:25:51,324 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:25:51,324 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:25:51,325 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:25:51,325 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:25:51,326 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:25:51,326 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:25:51,326 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:25:51,329 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 16:25:51,329 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 16:25:51,330 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:25:51,330 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 49924508c4a6623415ae2dc8844549f67d4c126e [2019-11-27 16:25:51,892 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:25:51,922 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:25:51,933 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:25:51,935 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:25:51,935 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:25:51,937 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 16:25:52,102 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2063b91a0/137bc1824e5643fb825a6de4145a8e30/FLAG260e8c262 [2019-11-27 16:25:53,454 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:25:53,460 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 16:25:53,494 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2063b91a0/137bc1824e5643fb825a6de4145a8e30/FLAG260e8c262 [2019-11-27 16:25:53,532 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2063b91a0/137bc1824e5643fb825a6de4145a8e30 [2019-11-27 16:25:53,540 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:25:53,542 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:25:53,547 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:25:53,548 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:25:53,555 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:25:53,560 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:25:53" (1/1) ... [2019-11-27 16:25:53,567 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1bd386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:53, skipping insertion in model container [2019-11-27 16:25:53,568 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:25:53" (1/1) ... [2019-11-27 16:25:53,587 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:25:53,740 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:25:55,048 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:25:55,080 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:25:55,991 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:25:56,045 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:25:56,046 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:56 WrapperNode [2019-11-27 16:25:56,047 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:25:56,049 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:25:56,049 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:25:56,050 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:25:56,061 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:56" (1/1) ... [2019-11-27 16:25:56,118 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:56" (1/1) ... [2019-11-27 16:25:56,277 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:25:56,282 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:25:56,282 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:25:56,282 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:25:56,297 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:56" (1/1) ... [2019-11-27 16:25:56,297 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:56" (1/1) ... [2019-11-27 16:25:56,309 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:56" (1/1) ... [2019-11-27 16:25:56,310 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:56" (1/1) ... [2019-11-27 16:25:56,385 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:56" (1/1) ... [2019-11-27 16:25:56,437 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:56" (1/1) ... [2019-11-27 16:25:56,456 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:25:56" (1/1) ... [2019-11-27 16:25:56,485 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:25:56,501 INFO L168 Benchmark]: Toolchain (without parser) took 2948.66 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 956.5 MB in the end (delta: 5.2 MB). Peak memory consumption was 5.3 MB. Max. memory is 12.5 GB. [2019-11-27 16:25:56,502 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:25:56,505 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2500.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 967.9 MB in the end (delta: -6.3 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:25:56,509 INFO L168 Benchmark]: Boogie Procedure Inliner took 232.65 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:25:56,511 INFO L168 Benchmark]: Boogie Preprocessor took 205.80 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:25:56,524 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2500.46 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 967.9 MB in the end (delta: -6.3 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 232.65 ms. Allocated memory is still 1.0 GB. Free memory was 967.9 MB in the beginning and 962.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 205.80 ms. Allocated memory is still 1.0 GB. Free memory was 962.2 MB in the beginning and 956.5 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 16:26:00,606 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 16:26:00,614 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 16:26:00,649 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 16:26:00,650 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 16:26:00,653 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 16:26:00,658 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 16:26:00,673 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 16:26:00,681 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 16:26:00,687 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 16:26:00,688 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 16:26:00,693 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 16:26:00,697 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 16:26:00,700 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 16:26:00,702 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 16:26:00,706 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 16:26:00,708 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 16:26:00,709 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 16:26:00,715 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 16:26:00,722 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 16:26:00,729 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 16:26:00,739 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 16:26:00,740 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 16:26:00,743 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 16:26:00,751 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 16:26:00,753 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 16:26:00,753 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 16:26:00,759 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 16:26:00,760 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 16:26:00,763 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 16:26:00,765 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 16:26:00,766 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 16:26:00,767 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 16:26:00,771 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 16:26:00,776 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 16:26:00,777 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 16:26:00,778 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 16:26:00,778 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 16:26:00,781 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 16:26:00,782 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 16:26:00,783 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 16:26:00,786 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 16:26:00,839 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 16:26:00,843 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 16:26:00,847 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 16:26:00,849 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 16:26:00,849 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 16:26:00,852 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 16:26:00,854 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 16:26:00,854 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 16:26:00,854 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 16:26:00,855 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 16:26:00,855 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 16:26:00,857 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 16:26:00,859 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 16:26:00,859 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 16:26:00,859 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 16:26:00,860 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 16:26:00,861 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 16:26:00,861 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 16:26:00,864 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 16:26:00,865 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 16:26:00,865 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 16:26:00,866 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 16:26:00,866 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 16:26:00,867 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 16:26:00,867 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 16:26:00,870 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 16:26:00,870 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 16:26:00,870 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 16:26:00,871 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 16:26:00,872 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 16:26:00,873 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 49924508c4a6623415ae2dc8844549f67d4c126e [2019-11-27 16:26:01,342 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 16:26:01,372 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 16:26:01,379 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 16:26:01,388 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 16:26:01,389 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 16:26:01,390 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 16:26:01,552 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/851c62412/ef02cc802aec4a30a9735cd9906bbd9c/FLAG9bb97368d [2019-11-27 16:26:02,833 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 16:26:02,837 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-11-27 16:26:02,869 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/851c62412/ef02cc802aec4a30a9735cd9906bbd9c/FLAG9bb97368d [2019-11-27 16:26:02,908 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/851c62412/ef02cc802aec4a30a9735cd9906bbd9c [2019-11-27 16:26:02,916 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 16:26:02,919 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 16:26:02,924 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:02,926 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 16:26:02,932 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 16:26:02,936 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:02" (1/1) ... [2019-11-27 16:26:02,945 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b1bd386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:02, skipping insertion in model container [2019-11-27 16:26:02,946 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 04:26:02" (1/1) ... [2019-11-27 16:26:02,967 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 16:26:03,119 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 16:26:04,775 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:04,818 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 16:26:05,852 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 16:26:05,898 INFO L208 MainTranslator]: Completed translation [2019-11-27 16:26:05,899 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:05 WrapperNode [2019-11-27 16:26:05,900 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 16:26:05,901 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:05,901 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 16:26:05,901 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 16:26:05,913 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:05" (1/1) ... [2019-11-27 16:26:05,974 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:05" (1/1) ... [2019-11-27 16:26:06,150 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 16:26:06,156 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 16:26:06,159 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 16:26:06,159 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 16:26:06,177 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:05" (1/1) ... [2019-11-27 16:26:06,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:05" (1/1) ... [2019-11-27 16:26:06,200 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:05" (1/1) ... [2019-11-27 16:26:06,201 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:05" (1/1) ... [2019-11-27 16:26:06,291 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:05" (1/1) ... [2019-11-27 16:26:06,337 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:05" (1/1) ... [2019-11-27 16:26:06,361 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 04:26:05" (1/1) ... [2019-11-27 16:26:06,399 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 16:26:06,403 INFO L168 Benchmark]: Toolchain (without parser) took 3483.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 945.2 MB in the end (delta: 16.5 MB). Peak memory consumption was 16.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:06,410 INFO L168 Benchmark]: CDTParser took 2.60 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 16:26:06,412 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2976.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 956.7 MB in the end (delta: 5.0 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:06,419 INFO L168 Benchmark]: Boogie Procedure Inliner took 254.98 ms. Allocated memory is still 1.0 GB. Free memory was 956.7 MB in the beginning and 950.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:06,420 INFO L168 Benchmark]: Boogie Preprocessor took 243.32 ms. Allocated memory is still 1.0 GB. Free memory was 950.9 MB in the beginning and 945.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 16:26:06,433 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.60 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2976.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 956.7 MB in the end (delta: 5.0 MB). Peak memory consumption was 26.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 254.98 ms. Allocated memory is still 1.0 GB. Free memory was 956.7 MB in the beginning and 950.9 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 243.32 ms. Allocated memory is still 1.0 GB. Free memory was 950.9 MB in the beginning and 945.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...